Key Features

Enclosure: MDF, 2-way, vented/ported.

Drivers: 1″ dome tweeter + 4″ woofer.

Recommended amplifier power: ~ 60 – 100 W.

Impedance: 8 Ω.

Sensitivity: ~ 85 dB (1 W / 1 m).

Frequency response (on-axis, –3 dB): ~ 80 Hz – 20 kHz.

Extended frequency (–10 dB): ~ 65 Hz – 22 kHz.

Crossover frequency: ~ 3.2 kHz.

Binding-post input terminals (gold-plated).

Dimensions: approx 216 × 175 × 160 mm per speaker.

Weight: ~ 3.2 kg per speaker.

Description

Sonodyne Sonus 3540 – Bookshelf speaker (Pair)

The Sonus 3540 is a unique surround speaker. A monopole design, it is suitable not only for 5.1 systems, but also as height surrounds for modern 3-D formats like Atmos and Auro. Ideal when you want direct sound from your surrounds or when multiple speakers are needed for your chosen format.

Specifications

DESCRIPTION	2-way, vented, height surround
ENCLOSURE	MDF
TRANSDUCER COMPLEMENTS: HF	1″ dome tweeter
TRANSDUCER COMPLEMENTS: LF	4″ woofer
RECOMMENDED AMPLIFIER POWER	60 ~ 100 W
NOMINAL IMPEDANCE	8 Ohm
SENSITIVITY (1 W 1M)	85 dB
FREQUENCY RESPONSE (-3 DB) ON AXIS	80 Hz ~ 20 kHz
FREQUENCY EXTENSION (-10 DB)	65 Hz ~ 22 kHz
CROSSOVER FREQUENCY	3.2 kHz
INPUTS	Gold-plated binding post
FINISH	Black
DIMENSIONS (HXWXD) MM	216 x 175 x 160
NET WEIGHT	3.2 kg